Essential University Physics: Volume 1 (3rd Edition)

Published by Pearson
ISBN 10: 0321993721
ISBN 13: 978-0-32199-372-4

Chapter 15 - Section 15.2 - Hydrostatic Equilibrium - Got It? - Page 269: 15.2

Answer

c)

Work Step by Step

Energy can't be created or destroyed. Thus, since there are no other forces causing the car to go upward, force c) must do the same work as the work done on the car, assuming that no energy is lost to friction or other non-conservative forces.
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